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McSerious
Being of a very
serious
nature
.
Are you
McSerious??????
by
mark1234569802145
April 11, 2006
Flag
Get the
McSerious
mug.
r u mcserious
Slang. It’s another way of saying
are you serious
but only for former or
current
McDonald’s
workers.
Hey we got 10
double cheeseburgers
going out
!
R u mcserious
?!
by
B-rizzle
February 28, 2019
Flag
Get the
r u mcserious
mug.
More random definitions